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Solar Grade Silicon Market Size, Share and Forecast 2026-2036

The global solar grade silicon market is worth USD 7.1 bn in 2026 and is forecast to reach USD 12.8 bn by 2036, growing at a 6.0% CAGR. China is the largest country market and Siemens process is the largest by process segment.

USD 7.1 bnMarket size 2026
USD 12.8 bnForecast 2036
6.0%CAGR 2026-2036
ChinaLargest country

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5 segmentation views25 countries2026 to 2036 yearly forecast

Market overview

The global solar grade silicon market is worth USD 7.1 bn in 2026 and is forecast to reach USD 12.8 bn by 2036, growing at a 6.0% CAGR. China is the largest country market and Siemens process is the largest by process segment.

ScopePolysilicon of solar grade purity used to make solar wafers, sold by producers on a tonnage basis, excluding semiconductor-grade polysilicon.
IndustryChemicals and Materials
Value 2025USD 6.8 bn
Value 2026USD 7.1 bn
Value 2036USD 12.8 bn
CAGR 2026-20366.0%
Volume 20261,358,209 tonnes
Volume 20362,314,007 tonnes
Average price 2026USD 5,257 per tonne
Report priceStarts from USD 1,999
PublishedNovember 2026

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Solar Grade Silicon market size and forecast, 2026-2036

Exhibit 1The global solar grade silicon market is forecast to grow from USD 7.1 bn in 2026 to USD 12.8 bn by 2036, a rise of 79%Global market value in USD: 2025 base year, 2026 estimate and forecast to 2036. CAGR 2026 to 2036: 6.0%
Solar Grade Silicon market value, 2025 to 2036Market value by year. 2025: USD 6.8 bn; 2026: USD 7.1 bn; 2027: USD 7.6 bn; 2028: USD 8.0 bn; 2029: USD 8.5 bn; 2030: USD 9.0 bn; 2031: USD 9.6 bn; 2032: USD 10.1 bn; 2033: USD 10.7 bn; 2034: USD 11.4 bn; 2035: USD 12.1 bn; 2036: USD 12.8 bn. Compound annual growth rate 2026 to 2036: 6.0%.20257.1 bn20269.6 bn203112.8 bn20366.0% CAGR

Source: Compare Market Research analysis.
© 2026 Compare Market Research. All rights reserved.

YearMarket value
2026USD 7.1 bn
2027USD 7.6 bn
2028USD 8.0 bn
2029USD 8.5 bn
2030USD 9.0 bn
2031USD 9.6 bn
2032USD 10.1 bn
2033USD 10.7 bn
2034USD 11.4 bn
2035USD 12.1 bn
2036USD 12.8 bn

Solar Grade Silicon market segmentation

By process

Exhibit 2Siemens process is the largest segment by process, with 55.0% of 2026 revenueEstimated share of 2026 global revenue, by process
Solar Grade Silicon market share by process, 2026Share of 2026 revenue by process. Siemens process: 55.0%; Fluidised bed reactor granular: 30.0%; Upgraded metallurgical grade: 15.0%.Siemens process55.0%Fluidised bed reactor granular30.0%Upgraded metallurgical grade15.0%

Source: Compare Market Research analysis.
© 2026 Compare Market Research. All rights reserved.

SegmentShare 2026Share 2036Value 2026CAGR 2026-36
Siemens process55.0%45.5%USD 3.9 bn4.0%
Fluidised bed reactor granular30.0%41.5%USD 2.1 bn9.5%
Upgraded metallurgical grade15.0%13.0%USD 1.1 bn4.5%

By use

Exhibit 3Monocrystalline cells adds the most revenue by use, growing from USD 6.4 bn in 2026 to USD 12.0 bn by 2036Estimated revenue in USD by use, 2026 and 2036 forecast
Solar Grade Silicon market by use, 2026 and 2036Revenue by use in 2026 and 2036. Monocrystalline cells: USD 6.4 bn in 2026, USD 12.0 bn in 2036, change +87%; Multicrystalline cells: USD 571 mn in 2026, USD 597 mn in 2036, change +5%; Thin film and other: USD 143 mn in 2026, USD 191 mn in 2036, change +34%.20262036 forecastChangeMonocrystalline cells+87%6.4 bn12.0 bnMulticrystalline cells+5%571 mn597 mnThin film and other+34%143 mn191 mn

Source: Compare Market Research analysis.
© 2026 Compare Market Research. All rights reserved.

SegmentShare 2026Share 2036Value 2026CAGR 2026-36
Monocrystalline cells90.0%93.8%USD 6.4 bn6.4%
Multicrystalline cells8.0%4.7%USD 571 mn0.5%
Thin film and other2.0%1.5%USD 143 mn3.0%

By purity

SegmentShare 2026Share 2036Value 2026CAGR 2026-36
Solar grade (6-9N)64.0%61.0%USD 4.6 bn5.5%
Electronic grade20.0%23.0%USD 1.4 bn7.5%
Other16.0%16.0%USD 1.1 bn6.0%

By form

SegmentShare 2026Share 2036Value 2026CAGR 2026-36
Chunk and rod42.0%38.0%USD 3.0 bn4.9%
Granular36.0%40.0%USD 2.6 bn7.1%
Powder22.0%22.0%USD 1.6 bn6.0%

By crystal use

SegmentShare 2026Share 2036Value 2026CAGR 2026-36
N-type wafers52.0%66.0%USD 3.7 bn8.6%
P-type wafers38.0%24.0%USD 2.7 bn1.2%
Heterojunction and tandem10.0%10.0%USD 714 mn6.0%

Top 25 countries for solar grade silicon by revenue

Countries are ranked by revenue earned from sales in the country, not by where the product is made. The ten largest hold 99.0% of 2026 revenue and the 25 countries below together hold 99.7%.

Exhibit 4China is the largest country market at USD 5.1 bn in 2026, and the three largest countries hold 82.0% of global revenueEstimated 2026 revenue in USD and share of the global market, ten largest countries
Solar Grade Silicon market, ten largest countries in 2026Ten largest countries by 2026 revenue. China: USD 5.1 bn, 72.0%; India: USD 428 mn, 6.0%; United States: USD 286 mn, 4.0%; Vietnam: USD 286 mn, 4.0%; Malaysia: USD 214 mn, 3.0%; Thailand: USD 143 mn, 2.0%; Turkey: USD 143 mn, 2.0%; Germany: USD 143 mn, 2.0%; Taiwan: USD 143 mn, 2.0%; South Korea: USD 143 mn, 2.0%.China5.1 bn 72.0%India428 mn 6.0%United States286 mn 4.0%Vietnam286 mn 4.0%Malaysia214 mn 3.0%Thailand143 mn 2.0%Turkey143 mn 2.0%Germany143 mn 2.0%Taiwan143 mn 2.0%South Korea143 mn 2.0%

Source: Compare Market Research analysis.
© 2026 Compare Market Research. All rights reserved.

#CountryValue 2026Share 2026Value 2036CAGR 2026-36
1ChinaUSD 5.1 bn72.0%USD 8.3 bn4.9%
2IndiaUSD 428 mn6.0%USD 1.6 bn14.3%
3United StatesUSD 286 mn4.0%USD 588 mn7.5%
4VietnamUSD 286 mn4.0%USD 588 mn7.5%
5MalaysiaUSD 214 mn3.0%USD 358 mn5.3%
6ThailandUSD 143 mn2.0%USD 269 mn6.5%
7TurkeyUSD 143 mn2.0%USD 294 mn7.5%
8GermanyUSD 143 mn2.0%USD 205 mn3.7%
9TaiwanUSD 143 mn2.0%USD 217 mn4.3%
10South KoreaUSD 143 mn2.0%USD 217 mn4.3%
11BrazilUSD 10 mn0.1%USD 16 mn4.8%
12EgyptUSD 8.1 mn0.1%USD 13 mn4.8%
13SpainUSD 6.4 mn0.09%USD 10 mn4.9%
14Saudi ArabiaUSD 5.1 mn0.07%USD 8.2 mn4.8%
15PakistanUSD 4.1 mn0.06%USD 6.7 mn4.8%
16MexicoUSD 3.3 mn0.05%USD 5.2 mn4.8%
17AustraliaUSD 2.6 mn0.04%USD 4.2 mn4.8%
18NetherlandsUSD 2.1 mn0.03%USD 3.3 mn4.5%
19PolandUSD 1.7 mn0.02%USD 2.7 mn4.6%
20PhilippinesUSD 1.4 mn0.02%USD 2.2 mn4.8%
21ItalyUSD 1.1 mn0.01%USD 1.8 mn5.3%
22IndonesiaUSD 0.86 mn0.01%USD 1.4 mn5.1%
23United Arab EmiratesUSD 0.71 mn0.01%USD 1.1 mn4.9%
24FranceUSD 0.57 mn0.008%USD 0.90 mn4.6%
25ChileUSD 0.43 mn0.006%USD 0.77 mn6.0%
Rest of worldUSD 23 mn0.3%USD 37 mn5.0%
Exhibit 5China and India account for 77% of the USD 5.6 bn the market is forecast to add by 2036Forecast revenue added between 2026 and 2036 by country, in USD
Solar Grade Silicon market, where the growth to 2036 comes fromRevenue added between 2026 and 2036. Market value 2026: USD 7.1 bn. China: +USD 3.2 bn; India: +USD 1.2 bn; United States: +USD 303 mn; Vietnam: +USD 303 mn; Turkey: +USD 151 mn; 20 other countries: +USD 510 mn; Rest of world: +USD 14 mn. Market value 2036: USD 12.8 bn.Market value 20267.1 bnChina+3.2 bnIndia+1.2 bnUnited States+303 mnVietnam+303 mnTurkey+151 mn20 other countries+510 mnRest of world+14 mnMarket value 203612.8 bn

Source: Compare Market Research analysis.
© 2026 Compare Market Research. All rights reserved.

Competitive landscape

Group 1: Global leaders

  • Tongwei
  • GCL Technology
  • Daqo New Energy
  • Xinte Energy
  • Wacker Chemie
  • OCI Holdings

Group 2: Regional and specialist players

  • Hemlock Semiconductor
  • East Hope Group
  • Asia Silicon
  • Tokuyama
  • Hanwha Solutions
  • Sichuan Yongxiang

Group 3: Emerging and niche players

  • REC Silicon
  • Hoshine Silicon
  • Qinghai Lihao Semiconductor

Research methodology

Every figure on this page comes from the research framework that we apply to all of the markets we cover. The 2025 base for the solar grade silicon market is built from the volume sold and the price that buyers pay, and is cross-checked against the size of the wider industry the market belongs to. Where a market can be sized in more than one way, the routes are compared before a figure is set.

The forecast runs year by year from the 2025 base to 2036. Growth in each year reflects demand from the industries that buy the product, adoption of new technology, pricing, regulation and replacement cycles. Volume and price are modelled together, so revenue in each year equals volume multiplied by average price. The 2026 to 2036 compound annual growth rate of 6.0% is calculated from the resulting values.

The market is divided by process, by use, by purity, by form, by crystal use. The 25 largest countries are ranked by revenue earned from sales to buyers in each country, not by where the product is made. Segment values and country values add up to the market total in every year, and every report is checked for consistency before it is published.

Companies are placed in three groups: global leaders, regional and specialist players, and emerging and niche players. The groups describe how companies compete in the market. They are not a ranking and they are not market shares.

Our analysts also carry out primary research. Customized reports add interviews with key opinion leaders, such as senior executives, technical specialists and buyers, to test the assumptions behind the numbers for the question being asked.

Read the full research methodology

Frequently asked questions

How big is the solar grade silicon market?

The global solar grade silicon market is estimated at USD 6.8 bn in 2025 and USD 7.1 bn in 2026.

How fast will the solar grade silicon market grow?

It is forecast to reach USD 12.8 bn by 2036, a compound annual growth rate of 6.0% from 2026, an increase of USD 5.6 bn.

Which country is the largest market for solar grade silicon?

China is the largest market by revenue at USD 5.1 bn in 2026, 72.0% of the global total. The three largest countries together hold 82.0%.

Which country is growing fastest?

Among the ten largest markets, India is growing fastest at 14.3% a year from 2026 to 2036.

Which solar grade silicon segment is largest?

In the by process split, Siemens process is the largest segment with 55.0% of 2026 revenue.

Who are the leading solar grade silicon companies?

Global leaders include Tongwei, GCL Technology, Daqo New Energy, Xinte Energy.

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